Chains and heterogens:
PDB Chain Sequences:
>4psgA (A:) mevmnkeniiadapsdvvktvqqqvhlnqdeykylkqveqilregtrrddrtgtgtisif gmqskyclrngtipllttkrvywkgvleellwfisgstdgkllmeknvkiwekngdrafl dnlgftsreegdlgpvygfqwrhfgakyvdchtdysgqgvdqlaevirqikeqpdsrrii msawnpsdlgqmvlppchtmcqfyvdngelscqlyqrsgdmglgvpfnlasygllthmia kvcglkpgtlvhtlgdahvysnhvdalkiqldrepyafpkirftrdvasiddftsdmial ddykchpkipmdmav
>4psgA (A:) qvhlnqdeykylkqveqilregtrrddrtgtgtisifgmqskyclrngtipllttkrvyw kgvleellwfisgstdgkllmeknvkiwekngdrafldnlgftsreegdlgpvygfqwrh fgakyvdchtdysgqgvdqlaevirqikeqpdsrriimsawnpsdlgqmvlppchtmcqf yvdngelscqlyqrsgdmglgvpfnlasygllthmiakvcglkpgtlvhtlgdahvysnh vdalkiqldrepyafpkirftrdvasiddftsdmialddykchpkipmd
>4psgB (B:) mevmnkeniiadapsdvvktvqqqvhlnqdeykylkqveqilregtrrddrtgtgtisif gmqskyclrngtipllttkrvywkgvleellwfisgstdgkllmeknvkiwekngdrafl dnlgftsreegdlgpvygfqwrhfgakyvdchtdysgqgvdqlaevirqikeqpdsrrii msawnpsdlgqmvlppchtmcqfyvdngelscqlyqrsgdmglgvpfnlasygllthmia kvcglkpgtlvhtlgdahvysnhvdalkiqldrepyafpkirftrdvasiddftsdmial ddykchpkipmdmav
>4psgB (B:) qvhlnqdeykylkqveqilregtrrddrtgtgtisifgmqskyclrngtipllttkrvyw kgvleellwfisgstdgkllmeknvkiwekngdrafldnlgftsreegdlgpvygfqwrh fgakyvdchtdysgqgvdqlaevirqikeqpdsrriimsawnpsdlgqmvlppchtmcqf yvdngelscqlyqrsgdmglgvpfnlasygllthmiakvcglkpgtlvhtlgdahvysnh vdalkiqldrepyafpkirftrdvasiddftsdmialddykchpkipmd